Solve. Write your answer in simplest form.Of a family's $840 weekly income, $84 usually goes toward groceries. What fraction of the family's weekly income is usually spent on groceries?
A. 9
B. 
C. 10
D. 
Answer: B
Mathematics
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Evaluate the integral.
A. 
+ C
B. 
+ C
C. 1
D. 
+ C
Mathematics
Find the derivative of the function.y = 
A. y ' = 
B. y ' = 
C. y ' = 
D. y ' = 
Mathematics
Solve the problem. Round your answer to two decimal places.The distance to the horizon varies directly as the square root of the height above ground level of the observer. If a person can see 6 miles from a height of 25 feet, how far can a person see from a height of 64 feet?
A. 10.8 mi B. 9.9 mi C. 8.8 mi D. 9.6 mi
Mathematics
Graph the function.f(x) = 2e0.2x 
A. 
B. 
C. 
D. 
Mathematics